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Atomic Structure of Roentgenium and Holmium


Atomic Structure of Holmium and Roentgenium


Atomic Properties

Atomic Number
111   
7
67   
99+

Electron Configuration
[Rn] 5f14 6d9 7s2   
[Xe] 4f11 6s2   

Crystal Structure
Body Centered Cubic (BCC)   
Hexagonal Close Packed (HCP)   

Crystal Lattice
BCC-Crystal-Structure-.jpg#100   
HCP-Crystal-Structure-of-Holmium.jpg#100   

Atom
  
  

Number of Protons
111   
7
67   
99+

Number of Neutrons
161   
3
98   
34

Number of Electrons
111   
7
67   
99+

Radius of an Atom
  
  

Atomic Radius
Not Available   
176.00 pm   
18

Covalent Radius
Not Available   
192.00 pm   
17

Van der Waals Radius
Not Available   
216.00 pm   
24

Atomic Weight
281.00 amu   
6
164.93 amu   
99+

Atomic Volume
Not Available   
18.70 cm3/mol   
24

Adjacent Atomic Numbers
  
  

Previous Element
Dysprosium
  

Next Element
Erbium
  

Valence Electron Potential
Not Available   
47.90 (-eV)   
31

Lattice Constant
Not Available   
357.73 pm   
38

Lattice Angles
NA   
π/2, π/2, 2 π/3   

Lattice C/A Ratio
Not Available   
1.57   
17

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